General

  • Target

    JaffaCakes118_9ff9e0283dcadd5b0776529825da327d833e7ebe118ac5306703316f7a3e0626

  • Size

    233KB

  • Sample

    241225-tlnftsxpds

  • MD5

    526f3f70f2ce2f84f3ab1c115e86117b

  • SHA1

    2320ba17d9412c954c553bcaec33cf30ca2d826c

  • SHA256

    9ff9e0283dcadd5b0776529825da327d833e7ebe118ac5306703316f7a3e0626

  • SHA512

    b15b716679301c3e109a8d1e06ae95c4c170633ff1ecf9dfdd78a930003b73059a36be2ea7b2732089278b7318ccec2110c971a3173863b123407525e3256c06

  • SSDEEP

    6144:7BbOZy8Skh3L+3v/1WhR4o5vfjjlmXR8K:7BbOZy8fa3v/IySNsa

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_9ff9e0283dcadd5b0776529825da327d833e7ebe118ac5306703316f7a3e0626

    • Size

      233KB

    • MD5

      526f3f70f2ce2f84f3ab1c115e86117b

    • SHA1

      2320ba17d9412c954c553bcaec33cf30ca2d826c

    • SHA256

      9ff9e0283dcadd5b0776529825da327d833e7ebe118ac5306703316f7a3e0626

    • SHA512

      b15b716679301c3e109a8d1e06ae95c4c170633ff1ecf9dfdd78a930003b73059a36be2ea7b2732089278b7318ccec2110c971a3173863b123407525e3256c06

    • SSDEEP

      6144:7BbOZy8Skh3L+3v/1WhR4o5vfjjlmXR8K:7BbOZy8fa3v/IySNsa

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Tofsee family

    • Windows security bypass

    • Creates new service(s)

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks